In the place of "Find the sum of all products whose...", I would say: "Find the number of all products whose..." ;-)
Why  instead of 0?
Since I have kludged a solution together, can I have a hint?
this solution works on my comupter
I see the first test command line is corrupted
:( :( :(
I've fixed that first line in the test suite. Try it again.
Find the palindrome
Given an unsigned integer x, find the largest y by rearranging the bits in x
Eight Queens Solution Checker
Sophie Germain prime
Make a vector of prime numbers
Decrypt the cypher using XOR encryption (for beginners)
Mysterious digits operation (easy)
Sum of big primes without primes
Two functions (to be sure)
Find files with extension ext in the current directory
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